| But the sunny weather has suited greenfly and blackfly, while mildew has affected several plants. |
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| Most common are greenfly on roses and blackfly on nasturtiums and broad beans, but dozens of their relations also attack other plants. |
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| One or two other insidious pests have crept almost unnoticed into my garden this month including blackfly, which have infested the tall flowering stems of the cardoons. |
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| Blackfly are attracted to nasturtiums, caterpillars often attack canary creeper, and lilies are prone to lily beetle. |
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| As the sun begins to hang high I find myself not running from the Maine State Bird, the blackfly, as much as from the sun's incessant rays. |
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| I spray it with Greenfly Blackfly Killer to no avail as the buds fail to open. |
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| For example, our Blackfly stout, a dry stout, is very popular around the state. |
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| Eyes on flies Regularly check plants for greenfly and blackfly as they will start to show up now. |
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| Blackfly are attracted to nasturtiums, caterpillars often attack canary creeper and lilies are prone to lily beetle. |
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| Greenfly and blackfly breed fast so keep on top of them and plant a variety of plants which will attract beneficial insects to keep a balance between pests and predators. |
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| Greenfly and blackfly are more difficult to pick off or dispose of manually, but there are plenty of sprays around that will get rid of them quickly. |
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| Bees will pollinate crops such as beans, peas, apples, raspberries, strawberries and pears, while hoverfly larvae help control pests such as greenfly and blackfly. |
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